Propeller guard of aircraft



FIG. 1 is a top, front, left perspective view of a propeller guard of an aircraft showing the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a top, left perspective view thereof;

FIG. 9 is a top, right perspective view thereof;

FIG. 10 is a top, rear perspective view thereof;

FIG. 11 is a bottom, rear perspective view thereof; and,

FIG. 12 is another perspective view showing use state thereof.

The broken lines in FIG. 12 are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a propeller guard of an aircraft, as shown and described. 